What are the responsibilities and job description for the Senior Staff Software Engineer position at Staffing Science?
🏢 4 days a week on-site in San Francisco
🚀 Series-backed startup
🎯 Must have experience working for pre-Series or Series-backed startups
Must be US Citizen or Green Card Holder
Senior / Staff Software Engineer (Multiple Openings- FE or BE or Full Stack roles)
Our client is a Generative AI and autonomous software-focused company based in San Fran!
They are a Series-backed startup with strong funding and an expanding base of customers, giving them both the stability and momentum to grow while still operating with the speed, flexibility, and culture of an early-stage company. This is your chance to be part of the ground floor of something transformative.
What You’ll Do
- Build and Refine Products: Design, develop, and enhance core platform features that support complex, high-impact customer needs.
- Solve Uncharted Challenges: Apply cutting-edge AI/LLM solutions to sensitive, government-related problems.
- Own Impact: Collaborate across teams and with customers to improve user experience, performance, and security.
- Move Fast: Rapidly iterate on features in close feedback loops with real users.
- Grow With Us: Help scale the engineering organization while shaping the foundation of our company culture.
What We’re Looking For
- True Seniority: Bachelor’s (or higher) in Computer Science, Computer Engineering, or related field.
- Experience Level: 8 years of professional software engineering experience.
- Startup Mindset: Prior experience in pre-Series or Series backed (A, B, C, D etc) startups where you’ve worn different hats and thrived in fast-moving environments.
- Technical Depth:
- Strong proficiency in TypeScript, React, Next.js, and modern web technologies.
- Solid backend experience (e.g., Python) and relational databases (e.g., Postgres).
- Versatility across the stack, with ability to lean heavier front-end or back-end depending on strengths.
- Craft & Care: Passion for building polished, user-centric products that solve real problems.
- Bonus: Experience with AI/LLMs, early-stage engineering roles, or time at renowned product-focused companies.
Why Join
- Be part of a Series-backed company with strong funding and growing customers.
- Work with highly confidential and sensitive data in critical government contracting contexts.
- Solve problems that go beyond the current benchmarks of AI and engineering.
- Build alongside a team that values creativity, autonomy, and real impact.